35 search results - page 4 / 7 » Vandermonde Frequency Division Multiplexing for Cognitive Ra... |
ICC
2007
IEEE
14 years 4 months ago
2007
IEEE
— In this paper, an innovative frequency domain joint estimation algorithm of synchronization parameter and channel impulse response (CIR) in Direct Sequence Code Division Multip...
TVLSI
2008
13 years 9 months ago
2008
Mobile wireless terminals tend to become multimode wireless communication devices. Furthermore, these devices become adaptive. Heterogeneous reconfigurable hardware provides the fl...
INFOCOM
2012
IEEE
12 years 6 days ago
2012
IEEE
—In this paper, we tackle the spectrum allocation problem in cognitive radio (CR) networks with time-frequency flexibility consideration using combinatorial auction. Different f...
CISS
2008
IEEE
14 years 4 months ago
2008
IEEE
Abstract— According to the cognitive radio paradigm, a terminal or subsystem will opportunistically select a frequency band for data transmission. Because the spectrum is shared,...
JSAC
2011
13 years 4 months ago
2011
—We consider a wireless cognitive radio network in which a set of secondary users (SUs) opportunistically utilize the wireless spectrum licensed to the primary users (PUs) to tra...